Home / 1,448,065.76-1,998,344.52-803,545.92

Finding the Fourth Proportional to 1,448,065.76, 1,998,344.52 and 803,545.92

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Solution

The fourth proportional to 1,448,065.76, 1,998,344.52 and 803,545.92 is: 1,108,901.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,065.76 : 1,998,344.52 = 803,545.92 : x
  2. Step 2: Convert to fraction form
    1,448,065.76/1,998,344.52 = 803,545.92/x
  3. Step 3: Cross multiply
    1,448,065.76x = 1,998,344.52 × 803,545.92
  4. Step 4: Simplify right side
    1,448,065.76x = 1,605,761,585,800.36
  5. Step 5: Solve for x
    x = 1,605,761,585,800.36/1,448,065.76
  6. Step 6: Final answer
    x = 1,108,901.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.